The hardware and its software are otherwise exactly the same.įor software images to be installed on Cisco hardware, the code may represent the minimum licensing required of the hardware, not the capabilities of the software itself. Some hardware, such as the Cisco Adaptive Security Appliance (ASA), can be upgraded from K8 to K9 by entering a Strong Encryption license key, tied to the hardware serial number. For hardware, this represents the level of encryption the hardware will support. This code may appear on hardware part numbers and software image file names. CodeģDES, 128-bit RC4, AES, and all stronger ciphers Encryption: K8 or K9Įncryption capabilities, used primarily for secure remote access, are described by the designation K8 or K9 at the end of a file name or part number. This reference will cover the most common questions, for quick reference. IT professionals know that decoding the part numbers is the key to knowing the features and capabilities of a given product. They are also known for having a meticulous part numbering system but terrible descriptions of their products in their pre-sales documentation. Cisco Systems, Inc., is a manufacturer of high-quality networking and network security hardware, software, and services.
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